Hoffman Pentair Galvanized closure plate without knockouts is made of 16-guage high strength steel for durability. It closes the end of a wireway section or run. It measures 8 Inch x 8 Inch x 0.750 Inch. It is designed for use with NEMA 1, IP30 enclosure. Closure plate is UL listed and CSA certified. Also known as -Hoffman F88GCPNKGV Pentair Closure Plate For Lay-In Flat Cover Wireway 8.000 In